5 Essential Elements For รีเทนเนอร์ใส
Sturdiness is described as the chance to face up to cracking and breakage with the retainer. Energy is confirmed by retention force, the flexibility of your retainer to deliver ample corrective mechanical loads to retain tooth of their described positions.เพราะหลังจากจัดฟันเสร็จ ธรรมชาติ